Dental abutment



FIG. 1 is a front elevational view of a dental abutment, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a cross-sectional view thereof taken along line 7—7 in FIG. 1; and,

FIG. 8 is an enlarged cross-sectional view thereof taken along line 8—8 in FIG. 1.

The broken line showing in the figures are for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a dental abutment, as shown and described. 